When someone sacralizes something, they treat it as very special or holy, like a religious thing.
If someone sacralizes something, they think it is very important and should be respected.
Examples:
She sacralizes the old book by keeping it in a special place.
The family sacralizes the tradition of eating together on Sundays.
He sacralizes the tree by putting a fence around it.
The cat sacralizes its favorite toy by sleeping with it every night.
In some cultures, people sacralize certain animals and never harm them.
The king sacralizes the crown by never letting anyone else touch it.